Viamedis and Almerys mutual insurance companies were forced to temporarily halt their activities following data leaks. For opticians, it is impossible to transmit their customers' files and therefore, to ensure third-party payment.

“The cash flow is under pressure,” notes Angélique Subery, Atol optician in the Rennes region. A “call for air” is to be expected when the situation returns to normal, says Benoît Jaubert, general director of Optic 2000.